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    Whether or not dinosaurs were slow and lumbering or quick and agile may have depended upon their blood.
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    Sulfurous molecules seen on alien worlds might indicate those distant planets host life, researchers suggest.
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    A new study is helping scientists understand how microgravity affects sleep in space. The research could help astrobiologists understand how complex organisms that require sleep adjust to life beyond planet Earth.
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    Astronomers have discovered a new comet that could be visible to the naked eye in early 2013.
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    Ultrasound exams may be a key to maintaining the health of astronauts on long duration missions.
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    NASA's Mars Science Laboratory has arrived at the Kennedy Space Center in Florida and will begin its journey to Mars later this year. In preparation for the mission, NASA has released an animated movie that details the dramatic events that MSL will face in 2012
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    NASA's Lunar Reconnaissance Orbiter changed our view of the entire Moon, helping astrobiologists understand it's formation, history and links to the habitability of Earth.
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    The Atacama Desert in northern Chile is the driest place in the world, and an environment that resembles Mars in the ancient past. In this first in a series of reports, Field Research Editor Henry Bortman describes a road trip to the southern, "wetter" region
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    Astronomers have helped in developing a new radiation treatment that could aid cancer patients.
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    A new website allows the public to discover Kuiper Belt objects in the outer solar system. This region of space holds many mysteries for astrobiologists. Objects from the Kuiper Belt could have played a role in life's origins, and may have caused major impact events
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